<!DOCTYPE html>
<html>
<head>
    <!-- 移动端适配   全屏  支持屏幕放大缩小的倍率 -->
    <meta content="yes" name="full-screen">
    <meta content="width=device-width, initial-scale=1.0, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0"
          name="viewport">
    <meta content="text/html; charset=UTF-8" http-equiv="Content-Type">
    <title>图片轮播</title>
    <style type="text/css">
        * {
            margin: 0;
            padding: 0;
            list-style: none;
        }

        .pictrue {
            width: 100%;
            margin: 0 auto;
            position: relative;
            height: 200px;
            background-color: white;
            overflow: hidden;
            margin-bottom: 5px;
        }

        .images {
            height: 200px;
        }

        .images li {
            height: 200px;
            float: left;
        }

        .images li img {
            height: 200px;
            width: 100%;
        }

        .index {
            height: 10px;
            margin-top: -30px;
            position: absolute;
            width: 100%;
            text-align: center
        }

        .index ul {
            display: inline-block;
        }

        .index li {
            width: 10px;
            height: 10px;
            border-radius: 10px;
            background-color: #9a9a9a;
            float: left;
            margin-right: 8px;
        }

        .index li.on {
            background-color: white;
        }
    </style>
</head>
<body>

</body>
<script src="http://www.zeptojs.cn/zepto.min.js"></script>
<div class="pictrue">
    <ul class="images">
        <li style="background-color: red;"><img alt=""
                                                src="https://ss0.bdstatic.com/5aV1bjqh_Q23odCf/static/superman/img/logo/logo_white_fe6da1ec.png">
        </li>
        <li style="background-color: gray;"><img alt=""
                                                 src="https://ss0.bdstatic.com/5aV1bjqh_Q23odCf/static/superman/img/logo/logo_white_fe6da1ec.png">
        </li>
        <li style="background-color: green;"><img alt=""
                                                  src="https://ss0.bdstatic.com/5aV1bjqh_Q23odCf/static/superman/img/logo/logo_white_fe6da1ec.png">
        </li>
        <li style="background-color: black;"><img alt=""
                                                  src="https://ss0.bdstatic.com/5aV1bjqh_Q23odCf/static/superman/img/logo/logo_white_fe6da1ec.png">
        </li>
    </ul>
    <div class="index">
        <ul>
            <li class="on"></li>
            <li></li>
            <li></li>
            <li></li>
        </ul>
    </div>
</div>

<script type="text/javascript">
    //zepto对移动端滑动扩展
    (function ($) {
        var touch = {},
            touchTimeout, tapTimeout, swipeTimeout, longTapTimeout,
            longTapDelay = 750,
            gesture

        function swipeDirection(x1, x2, y1, y2) {
            return Math.abs(x1 - x2) >=
            Math.abs(y1 - y2) ? (x1 - x2 > 0 ? 'Left' : 'Right') : (y1 - y2 > 0 ? 'Up' : 'Down')
        }

        function longTap() {
            longTapTimeout = null
            if (touch.last) {
                touch.el.trigger('longTap')
                touch = {}
            }
        }

        function cancelLongTap() {
            if (longTapTimeout) clearTimeout(longTapTimeout)
            longTapTimeout = null
        }

        function cancelAll() {
            if (touchTimeout) clearTimeout(touchTimeout)
            if (tapTimeout) clearTimeout(tapTimeout)
            if (swipeTimeout) clearTimeout(swipeTimeout)
            if (longTapTimeout) clearTimeout(longTapTimeout)
            touchTimeout = tapTimeout = swipeTimeout = longTapTimeout = null
            touch = {}
        }

        function isPrimaryTouch(event) {
            return (event.pointerType == 'touch' ||
                event.pointerType == event.MSPOINTER_TYPE_TOUCH)
                && event.isPrimary
        }

        function isPointerEventType(e, type) {
            return (e.type == 'pointer' + type ||
                e.type.toLowerCase() == 'mspointer' + type)
        }

        $(document).ready(function () {
            var now, delta, deltaX = 0, deltaY = 0, firstTouch, _isPointerType

            if ('MSGesture' in window) {
                gesture = new MSGesture()
                gesture.target = document.body
            }

            $(document)
                .bind('MSGestureEnd', function (e) {
                    var swipeDirectionFromVelocity =
                        e.velocityX > 1 ? 'Right' : e.velocityX < -1 ? 'Left' : e.velocityY > 1 ? 'Down' : e.velocityY < -1 ? 'Up' : null
                    if (swipeDirectionFromVelocity) {
                        touch.el.trigger('swipe')
                        touch.el.trigger('swipe' + swipeDirectionFromVelocity)
                    }
                })
                .on('touchstart MSPointerDown pointerdown', function (e) {
                    if ((_isPointerType = isPointerEventType(e, 'down')) &&
                        !isPrimaryTouch(e)) return
                    firstTouch = _isPointerType ? e : e.touches[0]
                    if (e.touches && e.touches.length === 1 && touch.x2) {
                        // Clear out touch movement data if we have it sticking around
                        // This can occur if touchcancel doesn't fire due to preventDefault, etc.
                        touch.x2 = undefined
                        touch.y2 = undefined
                    }
                    now = Date.now()
                    delta = now - (touch.last || now)
                    touch.el = $('tagName' in firstTouch.target ?
                        firstTouch.target : firstTouch.target.parentNode)
                    touchTimeout && clearTimeout(touchTimeout)
                    touch.x1 = firstTouch.pageX
                    touch.y1 = firstTouch.pageY
                    if (delta > 0 && delta <= 250) touch.isDoubleTap = true
                    touch.last = now
                    longTapTimeout = setTimeout(longTap, longTapDelay)
                    // adds the current touch contact for IE gesture recognition
                    if (gesture && _isPointerType) gesture.addPointer(e.pointerId)
                })
                .on('touchmove MSPointerMove pointermove', function (e) {
                    if ((_isPointerType = isPointerEventType(e, 'move')) &&
                        !isPrimaryTouch(e)) return
                    firstTouch = _isPointerType ? e : e.touches[0]
                    cancelLongTap()
                    touch.x2 = firstTouch.pageX
                    touch.y2 = firstTouch.pageY

                    deltaX += Math.abs(touch.x1 - touch.x2)
                    deltaY += Math.abs(touch.y1 - touch.y2)
                })
                .on('touchend MSPointerUp pointerup', function (e) {
                    if ((_isPointerType = isPointerEventType(e, 'up')) &&
                        !isPrimaryTouch(e)) return
                    cancelLongTap()

                    // swipe
                    if ((touch.x2 && Math.abs(touch.x1 - touch.x2) > 30) ||
                        (touch.y2 && Math.abs(touch.y1 - touch.y2) > 30))

                        swipeTimeout = setTimeout(function () {
                            if (touch.el) {
                                touch.el.trigger('swipe')
                                touch.el.trigger('swipe' + (swipeDirection(touch.x1, touch.x2, touch.y1, touch.y2)))
                            }
                            touch = {}
                        }, 0)

                    // normal tap
                    else if ('last' in touch)
                        // don't fire tap when delta position changed by more than 30 pixels,
                        // for instance when moving to a point and back to origin
                        if (deltaX < 30 && deltaY < 30) {
                            // delay by one tick so we can cancel the 'tap' event if 'scroll' fires
                            // ('tap' fires before 'scroll')
                            tapTimeout = setTimeout(function () {

                                // trigger universal 'tap' with the option to cancelTouch()
                                // (cancelTouch cancels processing of single vs double taps for faster 'tap' response)
                                var event = $.Event('tap')
                                event.cancelTouch = cancelAll
                                // [by paper] fix -> "TypeError: 'undefined' is not an object (evaluating 'touch.el.trigger'), when double tap
                                if (touch.el) touch.el.trigger(event)

                                // trigger double tap immediately
                                if (touch.isDoubleTap) {
                                    if (touch.el) touch.el.trigger('doubleTap')
                                    touch = {}
                                }

                                // trigger single tap after 250ms of inactivity
                                else {
                                    touchTimeout = setTimeout(function () {
                                        touchTimeout = null
                                        if (touch.el) touch.el.trigger('singleTap')
                                        touch = {}
                                    }, 250)
                                }
                            }, 0)
                        } else {
                            touch = {}
                        }
                    deltaX = deltaY = 0

                })
                // when the browser window loses focus,
                // for example when a modal dialog is shown,
                // cancel all ongoing events
                .on('touchcancel MSPointerCancel pointercancel', cancelAll)

            // scrolling the window indicates intention of the user
            // to scroll, not tap or swipe, so cancel all ongoing events
            $(window).on('scroll', cancelAll)
        })

        ;['swipe', 'swipeLeft', 'swipeRight', 'swipeUp', 'swipeDown',
            'doubleTap', 'tap', 'singleTap', 'longTap'].forEach(function (eventName) {
            $.fn[eventName] = function (callback) {
                return this.on(eventName, callback)
            }
        })
    })(Zepto)

    $(function () {
        photoCarousel($(".images"), $(".images li"), $(".index ul"), -$(window).width(), $(window).width(), $(".images li").length, 3000, 1000);

        //图片轮播
        //$ul 容器,$li 元素,$index 索引,left 当前偏移量,width 一次滚动宽度,parentWidth 容器宽度,size 图片数量,interval 循环滚动间隔   0不循环播放,scrolltime 滚动过程时间
        function photoCarousel($ul, $li, $index, left, width, size, interval, scrolltime) {
            //move 0:默认左滑右滑；1：停止默认事件，图片跟随手势移动，time 时间大于200毫秒图片跟随手势移动  否则执行默认左滑 右滑事件
            var inner, move = 0, time = 0, parentWidth = (size + 2) * width;
            $ul.width(parentWidth).css("transition-duration", "0s").css("-webkit-transition-duration", "0s").css("transform", "translate3d(" + left + "px,0px,0px)").css("-webkit-transform", "translate3d(" + left + "px,0px,0px)");
            $li.width(width).css("line-height", $ul.height() + "px");
            $li.first().before($li.last().clone());
            $li.last().after($li.first().clone());
            $li.find("img").width(width);
            index();
            //触屏
            //触屏开始
            $li.bind("touchstart", function (event) {
                if (interval != 0)
                    clearInterval(inner);
                move = event.touches[0].pageX;
                time = new Date().getTime();
                //事件停止
                event.preventDefault();
            });

            //触屏结束
            $li.bind("touchend", function (event) {
                if (interval != 0)
                    inner = auto();
                if (move != 0) {
                    $ul.css("transition-duration", (scrolltime / 1000.0) + "s").css("-webkit-transition-duration", (scrolltime / 1000.0) + "s").css("transform", "translate3d(" + left + "px,0px,0px)").css("-webkit-transform", "translate3d(" + left + "px,0px,0px)");
                }
                time = new Date().getTime();
                event.preventDefault();
            });

            //触屏移动
            $li.bind("touchmove", function (event) {
                if (interval != 0)
                    clearInterval(inner);
                if (new Date().getTime() - time >= 200) {
                    touch = event.touches[0];
                    $ul.css("transition-duration", "0s").css("-webkit-transition-duration", "0s").css("transform", "translate3d(" + (left + touch.pageX - move) + "px,0px,0px)").css("-webkit-transform", "translate3d(" + (left + touch.pageX - move) + "px,0px,0px)");
                    event.preventDefault();
                }
            });

            //左滑
            $li.swipeLeft(function () {
                move = 0;
                left = -left != parentWidth - width ? left - width : 0;
                $ul.css("transition-duration", (scrolltime / 1000.0) + "s").css("-webkit-transition-duration", (scrolltime / 1000.0) + "s").css("transform", "translate3d(" + left + "px,0px,0px)").css("-webkit-transform", "translate3d(" + left + "px,0px,0px)");
                //重置滚动位置
                if (-left == (parentWidth - width)) {
                    left = -width;
                    setTimeout(function () {
                        $ul.css("transition-duration", "0s").css("-webkit-transition-duration", "0s").css("transform", "translate3d(" + left + "px,0px,0px)").css("-webkit-transform", "translate3d(" + left + "px,0px,0px)");
                    }, scrolltime);
                }
                index();
            })

            //右滑
            $li.swipeRight(function () {
                move = 0;
                left = left != 0 ? left + width : -parentWidth + width;
                $ul.css("transition-duration", (scrolltime / 1000.0) + "s").css("-webkit-transition-duration", (scrolltime / 1000.0) + "s").css("transform", "translate3d(" + left + "px,0px,0px)").css("-webkit-transform", "translate3d(" + left + "px,0px,0px)");
                //重置滚动位置
                if (left == 0) {
                    left = -(parentWidth - 2 * width);
                    setTimeout(function () {
                        $ul.css("transition-duration", "0s").css("-webkit-transition-duration", "0s").css("transform", "translate3d(" + left + "px,0px,0px)").css("-webkit-transform", "translate3d(" + left + "px,0px,0px)");
                    }, scrolltime);
                }
                index();
            })

            //更新图片下方焦点
            function index() {
                $index.children().removeClass("on");
                $index.children().eq(-left / width - 1).addClass("on");
                $index.parent().parent().find(".name").text($li.eq(-left / width - 1).find("img").attr("alt"));
            }

            function auto() {
                inner = setInterval(function () {
                    move = 0;
                    left = -left != parentWidth - width ? left - width : 0;
                    $ul.css("transition-duration", (scrolltime / 1000.0) + "s").css("-webkit-transition-duration", (scrolltime / 1000.0) + "s").css("transform", "translate3d(" + left + "px,0px,0px)").css("-webkit-transform", "translate3d(" + left + "px,0px,0px)");
                    if (-left == (parentWidth - width)) {
                        left = -width;
                        setTimeout(function () {
                            $ul.css("transition-duration", "0s").css("-webkit-transition-duration", "0s").css("transform", "translate3d(" + left + "px,0px,0px)").css("-webkit-transform", "translate3d(" + left + "px,0px,0px)");
                        }, scrolltime);
                    }
                    index();
                }, interval);
                return inner;
            }

            //横竖屏切换
            $(window).bind("orientationchange", function (event) {
                clearInterval(inner);
                width = $(window).width();
                left = -width;
                parentWidth = (size + 2) * width;
                $li.width(width).css("line-height", $ul.height() + "px");
                $li.find("img").width(width);
                $ul.width(parentWidth).css("transition-duration", "0s").css("-webkit-transition-duration", "0s").css("transform", "translate3d(" + left + "px,0px,0px)").css("-webkit-transform", "translate3d(" + left + "px,0px,0px)");
                index();
                if (interval != 0)
                    inner = auto();
            });

            if (interval != 0) {
                auto();
            }
        }
    })
</script>
</html>